Race Calendar- 2026

This race calendar has been published every year since 2009.

Last updated May 13,2026

RaceDistancesLocationDateWebsite
Mad Trapper SnowshoeSnowshoeThe Ark03-Jan-26https://madtrappersnowshoe.com
Walt Disney World Family 5K5KFlorida07-Jan-26http://www.rundisney.com/
Walt Disney World 10K10KFlorida08-Jan-26http://www.rundisney.com/
Walt Disney World Half Marathon1/2MFlorida09-Jan-26http://www.rundisney.com/
Disney World MarathonMarathonFlorida10-Jan-26www.disneyworldmarathon.com
Kohn Kaen International Marathonmarathon +Thailand11-Jan-26https://www.khonkaenmarathon.com/
Khon Kaen Marathonmarathon +Thailand11-Jan-26https://www.khonkaenmarathon.com/
Houston MarathonMarathon+Texas11-Jan-26www.chevronhoustonmarathon.com
Dion Mighty Chickadee Snowshoe RaceSnowshoeNobleton, On17-Jan-26http://www.healthandadventure.com/
Polar Paws Winter Trail RacetrailOntario17-Jan-26https://crazycatadventures.com/
Maratona de FunchalMarathonPortugal17-Jan-26https://www.madeiramarathon.com/
Ignite the Night Snowshoe Race10K & 5KUpper Canada Village CAN17-Jan-26http://healthandadventure.com/races
Brother Beat Cancer Run24, 12, 2006Bangkok18-Jan-26https://www.runlah.com/en/bbcr2026
Arizona Rock n’Roll MarathonMarathon+Phoenix18-Jan-26https://www.runrocknroll.com
Key West 1/2 Marathon1/2 M, 5KKey West18-Jan-26http://www.keywesthalfmarathon.com
Cock-A-Doodle Shoe Snowshoe RaceSnowshoeSaranac, NY18-Jan-26http://www.cockadoodleshoe.com/
MT Bushtukah Night Snowshoe Race5K&10KThe Ark24-Jan-26https://madtrappersnowshoe.com
Snowy solesSnowshoeBatawa24-Jan-26https://dirtysolestrail.wixsite.com/dirty-soles-trail-ru
Richmond Road Races5K&10KRichmond25-Jan-26http://www.runottawa.ca
Miami MarathonMarathon+Florida25-Jan-26http://www.themiamimarathon.com/
Dion Snowy Soles Snowshoe RacesnowshoeThomasburg25-Jan-26https://www.healthandadventure.com/races
Winterlude TriathlonTriathlonOttawa01-Feb-26https://www.somersault.ca/
DION KAWARTHA LAKES SNOWSHOE RACEsnowshoe01-Feb-26https://www.healthandadventure.com/dionsnowshoeseries
Summerstown Forest Snowshoe RaceSnowshoeCornwall07-Feb-26http://www.healthandadventure.com/
Canadian Ski MarathonSkiQuebec07-Feb-26https://skimarathon.ca/
DION SNOWNERGIE SNOWSHOE RACEsnowshoeBoischatel., QC08-Feb-26https://www.healthandadventure.com/dionsnowshoeseries
Twosome Run5KKingston08-Feb-26http://www.krra.org/
Bougebouge Underground Montreal5KMontreal08-Feb-26https://www.bougebouge.com/en/events/
Lake Effect 1/2 and 1/4 marathon1/2 & 1/4Minoa, NY14-Feb-26https://www.lakeeffecthalfmarathon.com/
Fridgid 10K and Frosty 5K5k, 10kHamilton14-Feb-26https://raceroster.com/events
Pentathlon des NeigesvariousQuebec City14-Feb-26http://www.pentathlondesneiges.com/
Gatineau LoppetSkiGatineau14-Feb-26www.gatineauloppet.com
Fort Lauderdale MarathonMarathon+Florida14-Feb-26http://a1amarathon.com/
Embrace Winter RunMarathon+ UltraOttawa15-Feb-26http://www.somersault.ca/
Lost Dutchman MarathonMarathon+Arizona15-Feb-26www.lostdutchmanmarathon.org
Triathlon D’Hiver de Ste-JustineTriathlonMontreal20-Feb-26https://triathlon.fondationstejustine.org/en/
Move your Paws for the Polar Bear Cause5KToronto21-Feb-26https://canadarunningseries.com/
Mississippi Blues Marathonmarathon +Jackson21-Feb-26https://runsignup.com/Race/MS/Jackson/MississippiBlues
Mad Trapper SnowshoeSnowshoeThe Ark21-Feb-26https://madtrappersnowshoe.com
Dion Snowshoe SquallsnowshoeHammond22-Feb-26https://www.healthandadventure.com/races
Publix Gasparilla Distance ClassicTampa Bay22-Feb-26https://www.rungasparilla.com/
Vancouver Lake 1/222-Feb-26http://www.clarkcountyrunningclub.org/
Vaudreuil-Dorion Winter Challenge5K & 10KVaudreuil, PQ22-Feb-26http://www.circuitendurance.ca/ile-bizard/#information
Las Vegas Rock n’ Roll1/2Las Vegas22-Feb-26http://www.runrocknroll.com/
Viking Ski LoppetSkiMorin-Heights22-Feb-26https://skiloppet.com/en/home.php
Mad trapper backyard UltrasnowshoeThe Ark28-Feb-26https://madtrappersnowshoe.com/
Tokyo MarathonMarathonTokyo01-Mar-26https://www.marathon.tokyo/
Chilly Half Marathon1/2 marathonBurlington01-Mar-26https://raceroster.com/events
The Hot Chocolate Run15k & 5KSeattle01-Mar-26http://www.hotchocolate15k.com
The Emerald Mile1 mileOttawa07-Mar-26https://www.runottawa.ca/ro/
Gate River Run15KFlorida07-Mar-26http://www.gate-riverrun.com/
NYC Half1/2 marathonNew York City15-Mar-26https://www.nyrr.org/
Antarctica MarathonMarathonAntarictica19-Mar-26http://www.marathontours.com/
Washington Rock n’Roll1/2Washington21-Mar-26https://www.runrocknroll.com/
Syracuse Half Marathon1/2 marathonSyracuse NY22-Mar-26http://www.syracusehalf.com/
Kilmanjaro MarathonM, 1/2, 5KMoshi, Tanzania22-Mar-26http://www.kilimanjaromarathon.com/
Shamrock Shuffle8KChicago22-Mar-26https://www.shamrockshuffle.com/
Rome MarathonM, 5KRome, Italy22-Mar-26www.maratonadiroma.it
Jerusalem MarathonmarathonJerusalem27-Mar-26http://www.jerusalem-marathon.com/indexEn.aspx
IM 70.3 OceansideTriathlonOceanside, CA28-Mar-26http://www.ironman.com
LOVE RUN PHILADELPHIA HALF MARATHON1/2Philapelphia29-Mar-26https://www.loverunphilly.com/
IM 70.3 TexasTriathlonGalveston. Tx29-Mar-26http://www.ironman.com
Spring Run Off8K & 5K VToronto04-Apr-26www.canadarunningseries.com
Raquette River Marathonmararthon+Potsdam NY04-Apr-26https://runsignup.com/Race/NY/Potsdam/RaquetteRiverMarathonHalf10kand5k
Martian Marathonmarathon +Dearborn Michigan11-Apr-26http://martianraces.com/
Caledon CrusherUltraCaledon Bruce trail11-Apr-26https://crazycatadventures.com/
Zurich Marathonmarathon+Zurich12-Apr-26https://www.zuerichmarathon.ch/
Demi-marathon Sun Life de Saint-Jean-sur-Richelieu1/2 marathon +Saint-Jean-sur-Richelieu12-Apr-26https://coursesthematiques.com/en/events/
Mermaid Run San Francisco5k 10k 10mileSan Francisco12-Apr-26https://www.mermaidseries.com/mermaid-run-san-francisco
Paris International MarathonMarathonParis, France12-Apr-26http://www.schneiderelectricparismarathon.com/
Around The Bay30K, 5K, relayHamilton V12-Apr-26https://bayrace.com/
Istrski MarathonMarathon+Slovinia12-Apr-26https://istrski-maraton.si/
Saint-Laurent Race5K 10KMontreal13-Apr-26http://www.circuitendurance.ca/course-saint-laurent/
IM TexasTriathlonThe Woodlands, TX18-Apr-26http://www.ironman.com
The Foxtail Trail RaceUltraOntario18-Apr-26https://www.happytrailsracing.com/
Spring Warm-upTrail runOntario18-Apr-26http://www.outrace.ca/
Earth Day Half MarathonBaldwinsville, NY18-Apr-26https://www.willowrunning.com/
BAA 5K5KBoston18-Apr-26https://www.baa.org/races/boston-marathon
The Maple Run1/2 Marathon &5KCanton NY18-Apr-26https://www.themaplerun.com/
The Basset Ear Prediction Run Prediction RunPredictionThe Ark18-Apr-26https://madtrapperracing.com/
21K de Montreal1/2, 5K VMontreal18-Apr-26https://couronsmtl.com/21k/accueil/
Vancouver Sun Run10Kvancouver19-Apr-26https://www.vancouversunrun.com/
Marathon Du Lac D’AnnecyMarathon +France19-Apr-26https://event.ahsa-athletisme.com/language/fr/events-fr/
Boston MarathonMarathonBoston20-Apr-26https://www.baa.org/races/boston-marathon
Canyons Endurance RunUltraAuburn, CA24-Apr-26https://canyons.utmb.world/
Pick Your Poison Trail RuntrailHorseshoe Valley ONT25-Apr-26https://www.pickyourpoison.ca/
Saturday 5K #15KOttawa25-Apr-26http://www.runottawa.ca/
St Lawrence MarathonMarathon +Cornwall25-Apr-26https://stlawrencemarathon.com/
Merrickville Heritage Classic2k, 5k, 10kMerrickville25-Apr-26http://www.run-merrickville.ca/
Upper Jock Canoe and Kayak raceCanoe/KayakRichmond25-Apr-26www.jockriverrace.ca
Eugene Marathonmarathon +Portland26-Apr-26https://www.eugenemarathon.com/
Big Sur MarathonMarathonCalifornia26-Apr-26https://www.bigsurmarathon.org/
London MarathonMarathonLondon, UK26-Apr-26https://www.tcslondonmarathon.com/
Gopher Attack MarathonM, 1/2Regina, SK26-Apr-26https://www.marathonmatters.ca
Mississauga Marathonmarathon +Mississauga26-Apr-26www.mississaugamarathon.com
Limestone Race Weekend1/2, 5K, 10K, 2KKingston26-Apr-26www.krra.org
Rugged Raccoon Night Trail RaceTrailWildwood ONT02-May-26https://www.happytrailsracing.com/
Run To Empower5K &1/2Ottawa02-May-26http://www.runottawa.ca
Cornwall Spring DuathlonDuathlonCornwall02-May-26http://www.cornwallmultisportclub.com
Trail des CollinesTrailVorlage02-May-26https://coursesdescollines.ca/
Pure Grit Trail racetrailOntario02-May-26http://www.outrace.ca/
5 peaks- KelsotrailOntario02-May-26http://www.5peaks.com
Black River Trail RunTrailWatertown, NY02-May-26https://runsignup.com/Race/NY/Watertown/BlackRiverTrail15K10K5K
Georgina Spring Fling5k, 10k 21.1kGeorgina ONT03-May-26https://enduranceeventproductions.com/
Bougebouge- Ile Perrot marathonmarathon +Ile Perrot03-May-26https://www.bougebouge.com/en/events/
BMO Vancouver MarathonM, 1/2, 8K, kidsVancouver, BC03-May-26http://www.bmovanmarathon.ca/
Cincinnati Flying Pig MarathonM, 1/2, 10K, 5K, relayCincinnati, OH03-May-26http://flyingpigmarathon.com/
GoodLife Toronto MarathonM, 1/2, 5KToronto03-May-26www.torontomarathon.com
Leading Edge RunWild marathonM, 1/2, 10K, 5KAlberta03-May-26www.runwild.ca
Demi-Marathon International Oasis de Levis1/2, 10k. 5kQuebec03-May-26http://www.jecoursqc.com/
CN Cycle TourCycleOttawa03-May-26http://cncycle.ca/
Prague MarathonMarathon +Prague03-May-26https://www.runczech.com/en/events
Cocodona 250UltraArazona04-May-26https://www.aravaiparunning.com/cocodona2/
IM 70.3 Golf CoastTriathlonPanama City09-May-26http://www.ironman.com
Conquer The CanuckTrailCambridge09-May-26https://www.conquerthecanuck.ca/
Goode Run5KOttawa09-May-26https://www.o-ya.ca/goode-run.html
Mind the DucksTrail- 12 hourWebster, NY09-May-26https://mtd12hour.com/
Lockport River’s Edge Run30, 1/2. 10 & 5Winnipeg09-May-26https://mraweb.ca/event/lockport-rivers-edge-run/
Sporting Life 10K10KToronto10-May-26http://www.sportinglife10k.ca/
Fredericton MarathonMarathon+Fredericton, NB10-May-26http://www.frederictonmarathon.ca/
Copenhagen Marathonmarathon +Copenhagen10-May-26https://copenhagenmarathon.dk/
Flower Fun Run5KOttawa10-May-26https://www.somersault.ca/
Forest Gumpers Trail Race 16k trailOttawa12-May-26https://www.trackie.com/event/the-forest-gumpers-trail-race-series/1005606/
Luxembourg marathonMarathon & 1/2Luxembourg16-May-26http://www.ing-night-marathon.lu/en
1000 Islands Half Marathon1/2 marathonWellesley Island, NY16-May-26https://www.willowrunning.com/
Saint Andrews Brew Co. Wharfbound19K, 11k, 5KSt Andrews NB16-May-26https://events.runnb.ca/calendar/
Early Bird TriathlonTriathlonOttawa16-May-26http://www.somersault.ca/
River Run5, 10, 15KPrescott Ont16-May-26https://www.southgrenvillechamber.ca/riverrun
Sugarloaf Mounatin Marathonmarathon &15KMaine17-May-26https://www.sugarloaf.com/events/marathon
Blue Nose International MarathonMarathon+Halifax17-May-26www.bluenosemarathon.com
Cleevland Marathonmarathon +Cleeveland17-May-26http://www.clevelandmarathon.com/
Chicago Spring 1/21/2 & 10KChicago17-May-26http://www.chicagospringhalf.com/
Woody’s RV World Red Deer MarathonmarathonRed Deer17-May-26http://www.reddeermarathon.ca/
Marathon de LongueuilMarathon +Longueuil17-May-26https://raceroster.com/events/2026/108765/marathon-de-longueuil-sun-life
IM 70.3 ChattanoogaTriathlonTennessee17-May-26http://www.ironman.com
Des Chenes Toi-Drummondvillemarathon+Drummondville PQ17-May-26https://jecoursdmv.ca/
Trail du Coureur Bois de DuchesnayTrailQuebec18-May-26http://www.jecoursqc.com/
Run HFD5K & 3KHeadingly. Manitoba23-May-26https://www.headingleyfire.com/run-for-wishes/2026-run-for-wishes
Sulphur Springs Trail RaceTrailAncaster ONT23-May-26https://sites.google.com/burlingtonrunners.com/sulphursprings/home
Toronto Women’s 1/2. 10K and 5K1/2 & 5KToronto23-May-26www.towomensruns.com
Boynebrook it fun run5K & 10KCarman MB23-May-26https://www.boynebookitfunrun.com/
Headingley Run for Wishes5KHeadingly MB23-May-26https://www.headingleyfire.com/home
Vermont City MarathonmarathonBurlington24-May-26http://www.vermontcitymarathon.org/
Sudbury Rocks MarathonMarathonSudbury24-May-26www.sudburyrocksmarathon.com
Ste Anne Rock & Run5k & 10KSte Anne MB24-May-26https://mraweb.ca/event/ste-anne-rock-run/
IM 70.3 VictoriaTraithlonVictoria BC24-May-26http://www.ironman.com
Cape Town MarathonmarathonSouth Africa24-May-26https://capetownmarathon.com/
Calgary MarathonMarathonClagary24-May-26www.calgarymarathon.com
Buffalo MarathonMarathon+Buffalo24-May-26http://www.buffalomarathon.com/
Ottawa Race WeekendMarathon +Ottawa24-May-26www.runottawa.ca
Challenege – The ChampionshipTriSlovakia24-May-26https://challengefamily.com/races/
Great Mansfield OutdoorsTrail RunOntario30-May-26http://www.outrace.ca/
IM 70.3 HawaiiTriathlonHawaii30-May-26http://www.ironman.com
Stockholm Marathonmararthon +Stockholm30-May-26https://stockholmmarathon.se/
Course des Pompiersmarathon +Laval31-May-26https://coursedespompiers.org/
Saskatchewan MarathonmarathonSaskatoon V31-May-26http://www.saskmarathon.ca/
Shoppers Drug Mart Run for Women5K & 10KOttawa31-May-26http://www.runforwomen.ca/
Half Corked Marathon20-24kOkanagan BC31-May-26https://oliverosoyoos.com/half-corked-marathon/
AGH Run for Women’s Health3k & 5KAlmonte06-Jun-26https://aghfvmf.givecloud.co/
5 peaks Crawford LakeTrailDurham Forest06-Jun-26http://www.5peaks.com
Rideau Lakes Cycle TourCycleOttawa06-Jun-26www.ottawabicycleclub.ca
Frost Town Trail FestTrailNaples, NY06-Jun-26https://www.ironwoodadventureworks.com/
Les Courses de la CouleetrailPrevost06-Jun-26https://www.courirlaurentides.com/en/les-courses-de-la-coulee/
Give a Breath 5K5K untimedOttawa06-Jun-26https://www.giveabreath.ca/
Perth TriathlonTriathlonPerth07-Jun-26https://events.com/r/en_US/
Milton TriathlonTriathlonMilton07-Jun-26http://www.trisportcanada.com/
Marathon Baie Des ChaleursMarathon07-Jun-26https://marathonbdc.com/
London Life Forest City Road Races1/2, 5K, 10KLondon, ON07-Jun-26www.forestcityroadraces.com
Bougebouge Gatineau Trail Runurban trail runGatineau07-Jun-26https://www.bougebouge.com/en/events/
IM 70.3 Western MassachusettsTriathlonSpringfield07-Jun-26http://www.ironman.com
Montezuma Half MarathonSavannah, NY07-Jun-26https://www.willowrunning.com/
Honda Waterfront1/2, 10k, 5KBarrie07-Jun-26https://www.hondarunbarrie.ca/
Forest Gumpers Trail Race 26K trailOttawa09-Jun-26https://www.trackie.com/event/the-forest-gumpers-trail-race-series/1005606/
Ribon 200UltraBlude Mountain10-Jun-26https://crazycatadventures.com/
Boomerang Trail RunTrailBatawa13-Jun-26https://dirtysolestrail.wixsite.com/dirty-soles-trail-ru
Gravenhurst Triathlon WeekendTriathlonGravenhurst13-Jun-26http://www.multisportcanada.com
Buttertart Trot5K, 10K, 1/2Midland, Ont13-Jun-26https://www.buttertarttrot.ca/
Cannonball CrushObstacleFort Henry13-Jun-26https://www.forthenry.com/event/cannonball-crush/
IM 70.3 BoulderTriathlonBoulder, CO13-Jun-26http://www.ironman.com
Navy Ridebike tourOttawa13-Jun-26http://navybikeride.ca/
Chase the PacetrackOttawa13-Jun-26https://www.runottawa.ca/
Points East Lighthouse Run RelayRelayPEI13-Jun-26http://www.peiroadrunners.ca
IM 70.3 RockfordTriathlonIllinois14-Jun-26https://www.ironman.com/races
BougeBouge Outatouais5K 10KGatineau14-Jun-26https://www.bougebouge.com/en/events/
Kanata Race Day5k & 10KKanata14-Jun-26http://www.kanataraceday.ca/
IM 70.3 PennsylvaniaTriathlonHappy Valley14-Jun-26https://www.ironman.com/races
IM 70.3 EaglemanTriathlonMaryland14-Jun-26http://www.ironman.com
Welland Canal SwimSwim, swimrunWelland14-Jun-26https://www.canaquasports.com/
Kawartha Sun Run1/2 , 10, 5Lindsay, ont14-Jun-26https://enduranceeventproductions.com/
Tour de Lac bromevarious14-Jun-26http://www.tourdulacbrome.com/
Lake Placid MarathonMarathon +Lake Placid14-Jun-26http://www.lakeplacidmarathon.com/
Catamounth UltraTrailStowe, VT20-Jun-26https://www.ironwoodadventureworks.com/
Mad Trapper Back Yard UltraUltraThe Ark20-Jun-26https://madtrapperracing.com/
Defi Escaliers19K, 13KQuebec20-Jun-26http://www.jecoursqc.com/en/
Course Nocturne Sun Life de Montréal10, 5, 2001Montreal20-Jun-26https://coursesthematiques.com/en/events/
5150 Triathlon FestivalTriathlonMt Tremblant20-Jun-26https://www.ironman.com/races
The Sunburn Solstice Trail RaceTrailMount Hope ONT20-Jun-26https://www.happytrailsracing.com/
Grandma’s Marathonmarathon, 1/2, 5kDuluth20-Jun-26http://grandmasmarathon.com/
The whole EnchiladatrailUxbridge20-Jun-26https://raceroster.com/events/2026/106662/the-whole-enchilada
Community Strong Race weekendmarathon +Sault Ste. Marie.21-Jun-26https://www.saultstrong.ca/
TriMuskokanTriathlonHuntsville21-Jun-26https://www.trimuskoka.com/
Run With the REDS Fathers Day 5k & 10k5K, 10KFredericton21-Jun-26https://events.runnb.ca/calendar/
IM 70.3 Coeur d’AleneTriathlon21-Jun-26https://www.ironman.com/races
Manitoba MarathonMarathon+Winnipeg21-Jun-26https://manitobamarathon.mb.ca/
Niagara Ultra RacesVariousNiagara21-Jun-26https://www.niagaraultra.ca/
IM 70.3 Mont TremblantTriathlonMont Tremblant21-Jun-26http://www.ironman.com
BAA 10K10KBoston21-Jun-26http://www.baa.org/races/10k.aspx
Bay of Fundy International Marathonmarathon , 1/2Campobello Island21-Jun-26https://events.runnb.ca/calendar/
Guelph Lake OneTriathlonGuelph21-Jun-26http://www.trisportcanada.com/
Tinman 70.3TriathlonTupper Lake27-Jun-26http://tupperlaketinman.com/
SuperKids TriTriathlonOttawa27-Jun-26https://www.somersault.ca/
Vancouver 1/21/2 &5KVancouver28-Jun-26http://canadarunningseries.com/
Welland TriathlonTriathlonWelland ON28-Jun-26https://multisportcanada.com/
Sail Challenge Cup QuebecTraithlonQuebec City28-Jun-26https://www.capquebec.com/
Canada Day Races5K & 10KKanata01-Jul-26http://www.runottawa.ca/
Limestone Mile1 mileKingston01-Jul-26www.krra.org
Quebec Mega Trail UltraTrailBeaupré, QC02-Jul-26https://ultratrailcanada.com/
Alpenglow 100Trail-UltraBC03-Jul-26https://trailrunning.ca/race/alpenglow/
Gatineau TriathlonTriathlonGatineau04-Jul-26https://triathlongatineau.ca/
LimberLost ChallengeUltraHuntsville, ON04-Jul-26https://thelimberlostchallenge.com/
Collingwood Terminals Open Water SwimSwimCollingwood05-Jul-26https://www.canaquasports.com
Wolf Island Classic5k & 10kKingston05-Jul-26http://www.wolfeisland.com/wiclassic/
Challenege RothTriGermany05-Jul-26https://challengefamily.com/races/
IM 70.3 MuskokaTriathlonMuskoka05-Jul-26www.ironmanmuskoka.com
Summit 700Ultra +Blue Mountain06-Jul-26https://raceroster.com/events/2026/111645/2026-summit-700-trail-runs
Meech Lake TriathlonTriathlonGatineau11-Jul-26https://www.somersault.ca
Sinister SevenUltraAlberta11-Jul-26https://www.sinistersports.ca/schedule
Bushtukah Bring on the Bay SwimSwimOttawa11-Jul-26www.bringonthebay.com
Xterra QuebecOff road TriLac Delage11-Jul-26https://www.xterraplanet.com/events
Dark and Dirty Trail RuntrailBatawa11-Jul-26https://dirtysolestrail.wixsite.com/dirty-soles-trail-ru
IM 70.3 MuncieTriathlonMuncie, IN11-Jul-26http://www.ironman.com
Hintonburg Centennial 5KOttawa12-Jul-26www.hintonburg.com
Boilermaker15KUtica, NY12-Jul-26http://www.boilermaker.com/
IM 70.3 MusselmantriathlonGeneva, NY12-Jul-26www.ironman.com
Bracebridge Triathlon WeekendTriathlon12-Jul-26http://multisportcanada.com/
Forest Gumpers Trail Race 36K trailOttawa14-Jul-26https://www.trackie.com/event/the-forest-gumpers-trail-race-series/1005606/
The 5/15 Farm Run5K & 15KOttawa15-Jul-26http://www.runottawa.ca/
Lakeshore Women’s TriathlonTraiathlonSaugeen Shores, ont18-Jul-26https://lakeshoretri.com/
Keuka Outlet Trail Half MarathonPenn Yan, NY18-Jul-26https://www.willowrunning.com/
Bluewater TriathlonTriathlonBright’s Gove, ont18-Jul-26https://www.bluewatertriathlon.ca/index.html
Totem to Totem MarathonmarathonBC18-Jul-26www.totemtototem.com
5 Peaks- Area 8TrailOntario18-Jul-26http://www.5peaks.com
Niagara TriathlonTriathlonNiagara18-Jul-26http://www.trisportcanada.com/
K-Town TriathlonTriathlonKingston19-Jul-26https://multisportcanada.com/
Parry Sound Open Water Swim/RunSwim RunParry Sound19-Jul-26https://www.canaquasports.com
IM 70.3 OregonTriathlonOregon19-Jul-26https://www.ironman.com/races
IM 70.3 OhioTriathlonOhio19-Jul-26http://www.ironman.com
IM Lake PlacidTriathlonLake Placid19-Jul-26www.ironmanusa.com
Copper Town TriathlonTriathlonBruce Mines, ont19-Jul-26https://coppertowntri.com/
Bare Oaks Colour clothes free Fun Run5KOntario19-Jul-26https://www.bareoaks.ca/nude-5k-run/
Nova Scotia MarathonMarathonBarrington19-Jul-26http://www.barringtonmunicipality.com/
Georgetown Classic5k &10KPEI19-Jul-26http://www.peiroadrunners.ca
Mud Hero OttawaObstacleOttawa25-Jul-26http://www.mudhero.com
Tally in the Valley Trail RaceTrailDundas ONT25-Jul-26https://www.happytrailsracing.com/
Toronto Carnival Run5k 10kToronto25-Jul-26http://www.torontocarnivalrun.com/
Supertri TorontoTriathlonToronto26-Jul-26https://supertri.com/
Toronto TriathlonTriathlonToronto26-Jul-26http://www.torontotriathlonfestival.com/
IM 70.3 MaineTriathlonMaine26-Jul-26https://www.ironman.com
IM 70.3 CalgaryTriathlonCalgary26-Jul-26http://www.ironman.com
Grit & Grind Carlington HilltrailOttawa29-Jul-26https://www.runottawa.ca/
Joe McGuire Road Race5k/10kwoodstock, NB01-Aug-26https://www.runnb.ca/
Moosalamoo UltraTrailGoshen, VT01-Aug-26https://www.ironwoodadventureworks.com/
Bluewater International Grandfondocycle02-Aug-26https://bigf.ca/
IM CanadaTriathlonOttawa02-Aug-26www.ironman.ca
New Brunswick Marathonmarathon +Grand Bay, NB02-Aug-26https://events.runnb.ca/calendar/
Yukon River Trail MarathonmarathonWhitehorse02-Aug-26https://yukonmarathon.com
Canaqua Sports Midsummer ClassicSwim RunWelland02-Aug-26https://www.canaquasports.com
Ultra-Trail du Fjord-du-SaguenayTrailBas-Saguenay, Québec07-Aug-26https://www.ultratrailfjord.com/
Peak to Brew RelayUltra RelayLake Placid07-Aug-26http://p2brelay.com/
Middle Path Trail Run and UltraTrail RunOntario08-Aug-26http://www.outrace.ca/
Saturday 5K #25KOttawa08-Aug-26http://www.runottawa.ca/
Loop the Lake1/2, 10k, 5kInvermeer BC08-Aug-26https://www.loopthelake.ca/
Falling Water Trail MarathonTrailBeaver Valley ONT08-Aug-26https://www.happytrailsracing.com/
Great Raisin River FootraceWilliamstown09-Aug-26https://beyond21.org/b21_event/raisinriverfootrace/
Barrie TriathlonTriathlonBarrie09-Aug-26https://multisportcanada.com/
Demi-Marathon Du Mont-Tremblant1/2 marathonMont tremblant09-Aug-26https://www.demimarathontremblant.com/
The ENDURrun09-Aug-26https://runwaterloo.com/runs/
1000 Island TriathlonTriathlonBrockville09-Aug-26http://www.somersault.ca/
Demi-marathon Sun Life des vignobles1/2, 10, 5, 1Saint-Paul-d’Abbotsford09-Aug-26https://coursesthematiques.com/en/events/
Forest Lea Trail RunTrailPembroke09-Aug-26http://www.outrace.ca/
Divide 200UltraCrowsnest AB10-Aug-26https://www.sinistersports.ca/divide200/
Forest Gumpers Trail Race 46K trailOttawa11-Aug-26https://www.trackie.com/event/the-forest-gumpers-trail-race-series/1005606/
Kingston to Ottawa (K2O)paddlingRideau Canal15-Aug-26https://www.kingston2ottawa.com/
Toronto Island Triathlon WeekendTriathlonToronto16-Aug-26http://multisportcanada.com/
Edmonton MarathonmarathonEdmonton16-Aug-26https://www.edmontonmarathon.ca/
Demi-Marathon De La voie Verte21, 5, 2001Chelsea16-Aug-26https://www.demivoieverte.ca/
PEASANTMAN STEEL DISTANCEtriathlonNew York16-Aug-26https://firstknightracing.com/peasantman-1
Wooly Bully Races5K & 10KKingston16-Aug-26http://www.krra.org/
IM 70.3 LouisvilleTriathlonKentucky16-Aug-26https://www.ironman.com/races
Owen Sound TriTriathlonOwen Sound16-Aug-26http://www.trisportcanada.com/
Mud Hero TorontoObstacleToronto22-Aug-26http://www.mudhero.com/en/
Ottawa Spartan Weekend5K/13K22-Aug-26https://www.spartanrace.ca/en
Toronto Women’s 10K and 5K5K & 10KToronto22-Aug-26http://towomensruns.com/
National Capital Pride Run2.5K & 5KOttawa22-Aug-26http://ncpr.ca/
Moose Mountain Trail RacesultraCalgary22-Aug-26https://www.lewistonultraevents.com/moose-mountain-trail-races
Borossard 1/2 marathon1/2 +Brossard23-Aug-26https://www.coursesthematiques.com/home
Cornwall TraithlonTriathlonCornwall23-Aug-26www.cornwalltriathlon.com
Crush the Quarryoff road triKelso23-Aug-26https://crazycatadventures.com/
Glen Tay Block RacePerth27-Aug-26www.glentayblock.com
Wasaga Beach TriathlonTriathlon29-Aug-26http://multisportcanada.com/
Grit and Grind Trail Race2K, 5K & 10KCamp Fortune30-Aug-26https://www.runottawa.ca/ro/races-and-events/event-calendar
Sydney MarathonmarathonSydney Australia30-Aug-26https://sydneymarathon.com/
5 peaks- Albion HillstrailOntario05-Sep-26http://www.5peaks.com
La Chute du Diable – Devil’s FallTrailMontreal, QC05-Sep-26http://www.lachutedudiable.ca/
Marathon du MedocmarathonFrance05-Sep-26http://www.marathondumedoc.com/
Jungfrau MarathonmarathonInterlaken05-Sep-26https://www.jungfrau-marathon.ch/en/
The CanadianTriathlonOttawa05-Sep-26http://www.somersault.ca/
Guelph Lake IITriathlonGuelph05-Sep-26http://www.trisportcanada.com/
Mad Trapper Mica RuntrailThe Ark05-Sep-26https://madtrapperracing.com/
Prague Night Race10KPraugue05-Sep-26https://www.runczech.com/en/events
30K des Rivers a Boucherville30k +Boucherville06-Sep-26https://www.coursesthematiques.com/home
Budapest Half marathon1/2Budapest06-Sep-26https://halfmarathon.runinbudapest.com/
Sackets Harbour Marathonmarathon & 1/2Sackets Harbor NY06-Sep-26https://www.sacketsharbormarathon.com/
Lake George TriathlonTriLake George, NY06-Sep-26https://alpha.win/event/lake-george-ny/
Haliburton Forest Trail RunsUltraWest Guilford12-Sep-26http://www.haliburtonforest100.org/
Camp TriTriathlonMille Roches Island12-Sep-26https://www.somersault.ca/
Old Forge Half MarathonOld Forge, NY12-Sep-26https://www.willowrunning.com/
IM 70.3 WisconsinTriathlon12-Sep-26www.ironman.com
Oasiss Zoo Run10K & 5K v+Toronto12-Sep-26www.canadarunningseries.com
Mount Robson MarathonMarathonValemount, BC12-Sep-26www.mountrobsonmarathon.ca
IM 70.3 World ChampionshipsTriathlonNice12-Sep-26http://www.ironman.com
Tobermonry Trail RaceMarathon +Tobermory12-Sep-26https://www.tobermorytrail.com/home
Ultra-Trail Harricana™ of Canada (UTHC)trailCharlevoix, PQ12-Sep-26https://ultratrailharricana.com/en
IM 70.3 Santa CruzTriathlonCalifornia13-Sep-26https://www.ironman.com/races
Erie MarathonMarathon+Presqueisle PA13-Sep-26https://eriemarathon.net/
Challenge Esprit TriathlonTriathlonMontreal13-Sep-26https://challenge-espritmontreal.com/en/
Georgina MarathonMarathon +Georgina, Ont13-Sep-26https://enduranceeventproductions.com/
Patriots TriathlonTriathlonWilliamsburg VA13-Sep-26https://kineticmultisports.com/race-calendar/virginia/
Pumpkinmantri and runMaine13-Sep-26https://www.forwardmotionevents.com/pumpkinman
Regina Queen City MarathonMarathonRegina13-Sep-26https://runqcm.ca/
Newfoundland and Labrador Provincial MarathonmarathonNewfoundland13-Sep-26https://www.athleticsnortheast.com/USR/
IM WisconsinTriathlonMadison, WI13-Sep-26http://www.ironman.com
Lakeside TriathlonTriathlon13-Sep-26http://multisportcanada.com/
Marathon de RimouskiMarathon+Rimouski13-Sep-26www.marathonderimouski.ca
Bougebouge-Verdum Marathonmarathon+Montreal13-Sep-26https://www.bougebouge.com/en/events/
Ultranza TrailUltraVal-David13-Sep-26https://www.courirlaurentides.com/ultranza-trail/
Grindstone Running FestivalUltraVirginia17-Sep-26https://grindstone.utmb.world/
Fort Henry 5K Cross Country Race5KKingston19-Sep-26http://www.krra.org/calendar/
IM MarylandTriathlonMaryland19-Sep-26http://www.ironman.com
Seoul 100Kultra trailSeoul South Korea19-Sep-26http://www.seoul100k.com/
Sugarbush Shenaniganstrail runBattawa19-Sep-26https://dirtysolestrail.wixsite.com/dirty-soles-trail-ru
Monster of MazinawTrailBon Echo, ONT19-Sep-26https://www.happytrailsracing.com/
Saint-Sauveur Half Narathon1/2 +Saint-Sauveur19-Sep-26https://www.courirlaurentides.com/en/demi-marathon-st-sauveur/
Barkley Fall ClassicUltraFrozen Head Park19-Sep-26https://ultrasignup.com/register.aspx?did=108870
Longueuil 1/2 marathon1/2 +Longueuil20-Sep-26https://www.coursesthematiques.com/home
Bellingham Bay marathonmarathon +Bellingham20-Sep-26https://www.bellinghambaymarathon.org/
Canada Army Run10K & 5KOttawa20-Sep-26www.armyrun.ca
Treherne- Run for the Hillsmarathon +Treherne, Manitoba20-Sep-26https://www.trehernerun.com/
Terry Fox RunOttawa20-Sep-26http://www.terryfox.org/Run/Ontario.html
IM 70.3 MichiganTriathlonMichigan20-Sep-26http://www.ironman.com
In Flanders Fields MarathonMarathonBelgum20-Sep-26https://marathons.be/over-iff/
IM 70.3 WashingtonTriathlonWashington20-Sep-26https://www.ironman.com/races
Barrelman Niagara Falls Half IronTriathlonNiagara Falls20-Sep-26http://niagarafallstriathlon.com/
Prescott-Russell Recreational Trail ChallengeUltraHammond, ont26-Sep-26https://prescottrusselltrailchallenge.ca/
Marathon Du Fjordmarathon+Chicoutimi PQ26-Sep-26https://www.coupeautocarjeannois.com/les-courses/
Finger Lakes Half MarathonMontour Falls, NY26-Sep-26https://www.willowrunning.com/
Hamptons MarathonMarathonNew York26-Sep-26https://capstoneraces.com/hamptons-marathon/
Run Off the GridMattawa, ON26-Sep-26http://www.outrace.ca/
Courons Gatineau2, 5, 10Gatineau26-Sep-26https://couronsgatineau.ca/en/races/
IM 70.3 AugustaTriathlonAugusta, GA26-Sep-26http://www.ironman.com
IM 70.3 New YorkTriathlonNew York26-Sep-26https://www.ironman.com/races
Great Pumpkin Challenge5k & 10KSaratoga Bridges, NY26-Sep-26https://www.saratoga.com/event/great-pumpkin-challenge-45909/
Fredericton Fall Classic1/2, 10k, 5kFredericton27-Sep-26https://events.runnb.ca/calendar/
IM ChattanoogaTriathlonCnoogahatta. TN27-Sep-26http://www.ironman.com
Chicago Half1/2 and 5kChicago27-Sep-26https://www.chicagohalfmarathon.com/
Vermont 50TrailBrownsville. VT27-Sep-26https://vermont50.com/
Berlin MarathonmarathonBerlin27-Sep-26http://www.bmw-berlin-marathon.com/en/
Loch Ness MarathonMarathon +Scottland27-Sep-26https://lochnessmarathon.com/
RBC Run for the Kids MontrealMontreal, QC03-Oct-26https://www.rbcraceforthekids.com/
5 peaks Heart LaketrailOntario03-Oct-26http://www.5peaks.com
The Bourbon Chaseultra relaykentucky03-Oct-26https://runragnar.com/pages/race-road-bourbon-chase
Manotick Backyard UltraUltramanotick03-Oct-26https://manotickbackyardultra.com/
Jell-O Half MarathonLeRoy NY03-Oct-26https://www.willowrunning.com/
Muskoka MarathonMarathon +Bracebridge03-Oct-26https://raceroster.com/events/2026/112846/2026-muskoka-marathon
Relentless Trail RaceTrailThe Ark03-Oct-26http://www.madtrapperracing.com/
Toronto Women’s 8K and 5K8K & 5KToronto03-Oct-26www.towomensruns.com
Oakville half1/2Oakville04-Oct-26https://enduranceeventproductions.com/
Portland MarathonMarathonPortland04-Oct-26http://portlandmarathon.org/
RBC Race for the Kids10K & 5KOttawa04-Oct-26http://rbcraceforthekids.com/
The County MarathonMarathon+Picton04-Oct-26http://www.thecountymarathon.ca/
Quebec City Marathonmarathon +Quebec04-Oct-26http://www.jecoursqc.com/en/
The Hennepin Hundredtrail ultraIllinos04-Oct-26https://www.hennepinhundred.com/
Muskoka MarathonMarathon +Muskoka04-Oct-26https://muskokamarathon.ca/
Wineglass marathonmarathonCorning, NY04-Oct-26http://www.wineglassmarathon.com/
Waterman’s TriathlonTriathlonRock Hall, MD04-Oct-26https://kineticmultisports.com/race-calendar/half-ironmans/
Granby MarathonMarathon +Granby PQ04-Oct-26https://www.ahotu.com/event/granby-marathon
Empire State MarathonmarathonSyracuse04-Oct-26https://gardenstatetc.org/2022/11/empire-state-half-marathon/
Smuttynose Rockfest Half Marathon & 5K1/2 & 5KHamption Beach04-Oct-26https://www.hamptonrockfest.com/
Legs For Litteracy1/2, 10k, 5kMoncton04-Oct-26https://www.legsforliteracy.com/
Marathon du P’tit tran du NordMarathon+Sait-Jerome04-Oct-26http://marathontraindunord.com/en/
Sticks N’Stones Trail RacetrailDundas, ont09-Oct-26https://www.happytrailsracing.com/
Chicago 5k5KChicago10-Oct-26https://www.chicago5k.com/
Fall Colours MarathonMarathon+Ottawa10-Oct-26http://www.somersault.ca/
Freedom’s RunMarathon +Harpers Ferry, Vi10-Oct-26http://www.freedomsrun.org
World Ironman ChampionshipsTriathlonKona10-Oct-26http://ironman.com
9 Run Run Kingston5kKingston10-Oct-26https://9runrun.ca/
Hartford MarathonMarathonHartford, CT10-Oct-26http://www.hartfordmarathon.com
Cape Cod marathonMarathon & 1/2Cape Cod11-Oct-26https://capecodmarathon.com/
Steamtown MarathonmarathonPennsylvania11-Oct-26https://steamtownmarathon.com/
3 -laender mararthonmarathon +Lindau, Germany11-Oct-26https://www.sparkasse-3-laender-marathon.at/en/home/
Melboure MarathonMarathonAustralia11-Oct-26http://www.melbournemarathon.com.au/
Marathon de MagogMarathonMagog, PQ11-Oct-26http://www.courirenestrie.com/
Montreal MarathonMarathon+Montreal11-Oct-26https://mtlmarathon.com/en/
Trapline MarathonmarathonHappy Valley, Goose Bay11-Oct-26www.traplinemarathon.ca
Chicago MarathonMarathonChicago11-Oct-26http://www.chicagomarathon.com/
Hudson Mohawk MarathonmarathonAlbany11-Oct-26www.mohawkhudsonmarathon.com
Burges Matahonmarathon+Belgium11-Oct-26https://athorabrugesmarathon.com/en/
BougeBouge Wakefield Covered Bridge10,5 & 2.5Ottawa11-Oct-26https://www.bougebouge.com/evenements/
Valley Harvest MarathonmarathonWolfville, NS11-Oct-26https://www.valleyharvestmarathon.ca/
Goodlife Victoria MarathonmarathonVictoria, BC11-Oct-26www.runvictoriamarathon.com
Bromont UltraTrailBromont , QC17-Oct-26https://bromontultra.com/
IM 70.3 North CarolinatriathlonWilmington17-Oct-26https://www.ironman.com/races
Trapp Lodge Mountain MarathonTrailStowe, VT17-Oct-26https://www.ironwoodadventureworks.com/
Baltimore MarathonmarathonBaltimore17-Oct-26http://www.thebaltimoremarathon.com/
9-Run-Run1/2 & 10KKanata17-Oct-26www.9runrun.ca
Creemore Vertical ChallengeTrail RunOntario17-Oct-26http://www.outrace.ca/
Cape to Cabot20kSt John’s NF18-Oct-26http://www.capetocabot.com/
Cape Breton Fiddlers RunMarathonSydney, NS18-Oct-26https://fiddlersmarathon.com/
Ghost Train Trail RacesTrailBrookline, NH18-Oct-26https://sites.google.com/site/ghosttrainrailtrailrace/
PEI MarathonMarathon+PEI18-Oct-26http://peimarathon.ca/
Toronto Waterfront MarathonM, 1/2, 5KToronto18-Oct-26www.torontowaterfrontmarathon.com
IM CaliforniaTriathlonSacamento18-Oct-26https://www.ironman.com/races
Detroit Free Press MarathonmarathonDetroit18-Oct-26http://www.freepmarathon.com/
Russell Run10K, 5KRussell Ont24-Oct-26https://www.russellrunclub.com/russell-run
Great Big Cookie Run5K & 10KOttawa24-Oct-26http://www.runottawa.ca/
Around the Place1/2 +Carleton place24-Oct-26https://www.racearoundtheplace.com/
Gaspesia Marathonmarathon+Gaspe PQ24-Oct-26https://www.ahotu.com/event/gaspesia-marathon
Niagara Falls International MarathonMarathon+Niagara Falls25-Oct-26https://niagarafallsmarathon.com/
Marie Corps MarathonMarathonWashington25-Oct-26www.marinemarathon.com
Road2Hope Hamilton MarathonMarathon+Hamilton01-Nov-26www.hamiltonmarathon.ca
McDonald’s Boundary Bay MarathonMarathon+Delta, BC01-Nov-26www.tryevents.ca
Boundary Bay Marathonmarathon +Delta, BC01-Nov-26https://www.tryevents.ca/boundary-bay-race
Bougebouge Mont-Royal Marathonmarathon +Montreal01-Nov-26https://www.bougebouge.com/en/events/
New York City MarathonMarathonNew York01-Nov-26www.nycmarathon.org
Scenic Chiang Mai Marathonmarathon +Chiang Mai01-Nov-26https://scenicmarathon.com/
Day of the Dead Race9KOttawa02-Nov-26https://www.dayofthedeadfestival.ca/dayofthedeadrace
IM FloridaTriathlonFlorida07-Nov-26http://www.ironman.com
Frost Country 6k6kOttawa07-Nov-26http://www.runottawa.ca/
The Beav Trail RacetrailHiltin falls, ont07-Nov-26https://www.happytrailsracing.com/
Santa Barbra Marathon1/2 & 5KCalifornia08-Nov-26https://santabarbarahalf.com/
BAA Half Marathon1/2 marathonBoston08-Nov-26https://www.baa.org/races/boston-half/
Korat Marathonmarathon+thailand08-Nov-26https://koratmarathon.com/
Athens MarathonmarathonGreece08-Nov-26https://www.athensauthenticmarathon.gr/
Bangkok Marathonmarathon+Bangkok15-Nov-26https://bkkmarathon.com
Trang An Marathonmarathon+Hanoi, Vietnam15-Nov-26https://www.ahotu.com/event/trang-an-marathon
Fat Ass Trail RunTrailBatawa17-Nov-26https://www.fatasstrailrun.com/
Philadelphia MarathonM, 1/2 & 8KPhiladelphia22-Nov-26http://philadelphiamarathon.com/
Halong Bay Heritage MarathonMarathon +Halnog Bay, Vietnam22-Nov-26https://halong.vietnamheritagemarathon.com/en/home
Run for the Diamonds15KBerwick, PA26-Nov-26https://www.runfordiamonds.com/
Amazing Thailand Marathon Bangkokmarathon+Bangkok29-Nov-26https://www.ahotu.com/event/amazing-thailand-marathon-bangkok
Doi Inthanon UTMBtrailChiang Mai29-Nov-26https://inthanon.utmb.world/
Ho Chi Minh City International Marathonmarathon +Ho Chi Minh City, Vietnam06-Dec-26https://marathonhcmc.com/
Shanghai MarathonMarathon +Shanghai, China06-Dec-26https://static.shang-ma.com
ANGKOR WAT INTERNATIONAL HALF MARATHONhalf marathonCambodia06-Dec-26https://www.cambodia-events.org/angkor-half-marathon/
Vientiane International MarathonMarathon+Vientiane, Laos06-Dec-26https://www.facebook.com/vientianemarathon
California International MarathonMarathon +California06-Dec-26http://runcim.org/
Chiang Mai UTMBULTRAChiang Mai06-Dec-26https://chiangmai.utmb.world/
24 hour TremblantrelayMont-Tremblant11-Dec-26http://www.24htremblant.com/en/
Scenic Marathon Nakhon PhanommarathonThailand13-Dec-26https://www.scenicmarathon.com/
Penang Bridge International MarathonmarathonPulau Pinang, Malaysia13-Dec-26https://www.penangmarathon.gov.my
Scenic Nakhon Phanom Marathonmarathon +Mekhong River13-Dec-26https://scenicmarathon.com/
IM 70.3 FloridaTriathlonFlorida13-Dec-26https://www.ironman.com/races
Chiang Mai Marathonmarathon +Chiang Mai, Thai20-Dec-26https://www.ahotu.com/event/chiang-mai-marathon-dup